//The contents of this file are subject to the Mozilla Public License Version 1.1
//(the "License"); you may not use this file except in compliance with the 
//License. You may obtain a copy of the License at http://www.mozilla.org/MPL/
//
//Software distributed under the License is distributed on an "AS IS" basis,
//WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License 
//for the specific language governing rights and
//limitations under the License.
//
//The Original Code is "The Columba Project"
//
//The Initial Developers of the Original Code are Frederik Dietz and Timo Stich.
//Portions created by Frederik Dietz and Timo Stich are Copyright (C) 2003. 
//
//All Rights Reserved.
package org.columba.core.base;

public class BooleanCompressor {
    public static int compress(Boolean[] input) {
	int result = 0;

	for (int i = 0; i < input.length; i++) {
	    if (input[i].booleanValue()) {
		result |= (1 << i);
	    }
	}

	return result;
    }

    public static Boolean decompress(int input, int index) {
	if (((input >> index) & 1) == 1) {
	    return Boolean.TRUE;
	}
	return Boolean.FALSE;
    }
}
